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Unit 16: Nose and nasal region Chapter 7 (Head): (p. 955-966) GENERAL OBJECTIVES: - general considerations of the organization of nasal region - irrigation and innervations of the nasal cavity (walls and content) SPECIFIC OBJECTIVES: Nose External Nose & Framework (Bones & Cartilages) Nasal Cavity (boundaries and features): Roof, Floor, Choanae, Anterior Nares (Nostrils) Nasal Septum Lateral Wall: Sphenoethmoidal Recess Chonchae (Superior, Middle & Inferior) Meatuses (Superior, Middle & Inferior) Vestibule & Atrium Mucous Membrane: Olfactory Area (Sup. l/3rd) Respiratory Area Arteries: Of Septum Others Veins, Lymphatics, Nerves Paranasal Sinuses: (Frontal, Ethmoidal, Sphenoidal, Maxillary) Location & Drainage Vessels & Nerves 1.